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Quality Control

Galvanized Nuts and Bolts Supplier, Hot Dip Galvanized bolts

Our Quality Management System based on the International Standard Specification ISO – 9001-2000 was adopted in 1997. The system ensures that our products adequately comply with the standards and specifications required by the customers. Our QA/ QC activities guarantee that the material supplied by us comply with the required standard specifications. They also ensure that all the employees affecting and well-equipped to perform their assigned tasks with proficiency and perfection.
The inspection activity starts right from the receipt of Raw Material and continues throughout the manufacturing and galvanizing process until final shipment. Trained and highly qualified QC staff conducts inspections at every stage.

In-house testing laboratory is well-equipped to do tests like Hardness, Proof Load, Wedge Load, Tensile Strength, Head Soundness, Elongation and Yield Strength etc. All the gauges, micrometers and venire calipers are periodically got calibrated and examined by government approved agencies. Test Reports are provided with each dispatch for customer’s satisfaction.

Galvanized Nuts and Bolts Supplier

Galvanized Nuts and Bolts Supplier

Sr. No. Standard Item Mechanical Dimensional
1 IS

ISO
ASTM

BS
AS
DIN

Hex Bolt IS 1367 PART-III

ISO 898 PART-I
ASTM A307A
ASTM A193
BS EN ISO 898 PART-I & BS 3692
AS 1111 & AS 1110
DIN EN ISO 898 PART-I

IS 1363 PART P-I

ISO4016 & ISO 4014
ASME B18.2.1
ASME B18.2.1
BS 3692
AS 1111 & AS 1110
DIN 601, 931

2 IS
ISO
ASTMAS
DIN
Heavy Hex Bolt IS 1367 PART-III
ISO 898 PART-I
ASTM A307B
ASTM A325
ASTM A325M
ASTM A490
ASTM A490M
AS 1252
DIN EN ISO 898 PART-I
IS 3757
ISO 7411, ISO 7412
ASME B18.2.1
ASME B18.2.1
ASME B18.2.3.7M
ASME B18.2.1
ASME B18.2.3.7M
AS 1252
DIN 6914
3 IS
DIN
ASTM
BS
AS
Hex Structural Bolt IS 1367 PART-III
DIN EN ISO 898 PART-1
ASTM A394
BE EN ISO 898 PART-I & BS 4190
AS 1111 & AS 1110
IS 12427, IS 6639
DIN 7990
ASME B18.2.1
BS 4190
AS 1559
4 IS
DIN
AS
ASTM
Coach/Carrige Bolt IS 1367 PART-III
DIN EN ISO 898 PART-I
AS 1390
ASE J429
IS 2609
DIN 603
AS 1390
ASME B18.5
5 IS

AS
ISO
DIN

Hex Screw IS 1367 PART-III
IS 1367 PART-III
AS 1111 & AS 1110
ISO 898 PART-1
DIN EN ISO 898 PART-I
IS 1363 PART P-II
IS 1364 PART P-II
AS 1111 & AS 1110
ISO 4017 & ISO 4018
DIN 933, DIN 558
6 IS
ISO
DIN
ASTM
BS
ASTM
ASTM
Stud & Bent Bolt/U Bolt IS 1367 PART-III
ISO 898 PART-1
DIN EN ISO PART-I
ASTM A307-A
BS EN ISO 898 PART-I
ASTM A 1554
SAE J429 & ASTM A307
AS PER DRAWING
AS PER DRAWING
DIN 975
ASME B18.31.1
AS PER DRAWING
AS PER DRAWING
IFI-136
7 DIN
ISOASTM
Machine Screw DIN EN ISO 898 PART-I
ISO 898 PART-IASTM A307 GRADE A
DIN 963/ISON2009, DIN 964
ISO 2010, DIN 965/ISO 7046
& DIN 966/1507047
ASME B18.6.3
8 ASTM Flange Bolt, Hex Bolt Square Head Bolt
& Hex Cap Screw
SAE J429 GRADE2,5,8 ASME B18.2.1
9 ASTM Forge Eye Bolt ASTM A489 ASME B18.5
10 ASTM Head Plow Bolt ASE J429 & ASTM A307 ASME B18.9
11 ASTM Slotted Head Cap Screw SAE J429 & ASTM A307 ASME B18.6.2
12 ASTM Socket Screw ASTM A574 ASME B18.3
13 ASTM Socket Button Head Cap Screw ASTM AS74/ASTM F835 ASME B18.3
14 DIN/ISO

ASTM
ISO/ASTM

Socket Hex Counter
Sunk ScrewButton Head Screw
DIN EN ISO 898 PART-I
& ISO 898 PART-I
ASTM A574
ISO 898 PART-I & ASTM A307

DIN 7991/ ISO 10642

ASME b18.3
ISO 7380 & ASME B18.3

15 BS Hex Bolt (BSW, UNC) &
Hex Head Square Bolt
BS 1068, BS 1069, BS 1083
BS 916, BS 1769, BS 1768 & SAE J429
BS 1068, BS 1069, BS 1083
BS 916, BS 1769, BS 1768
16 IS
ISO
DIN
BS
AS
ASTM
DIN
ASTM
Hex Nut

 

Hex Nut & Square Nut
Square Nut
Hex Flange Nut

IS 1367 PART-VI
ISO 898 PART-II
DIN 267 PART-IV
ISO 898 PART-II/BS 4190, BS 3692
AS 1112
ASTM A194, A563
DIN 267 PART-IV
ASTM A563M, A325M
IS 1363 PART-III, IS 14394
ISO 4034, iso 4032
DIN 934, DIN 555
BS 4190, BS3692
AS 1112
ASME B18.2.2
DIN 557
IFI 145
17 IS
ISO
DIN
AS
ASTM
Heavy Hex Structure Nut IS 1367 PART-VI
ISO 898 PART-II
DIN 267 PART-IV
AS 1112
ASTM A563M, A325M
IS 6623
ISO 7414
DIN 6914
AS 1252
A563M
18 IS
DINISO
BS
ASTM
Plain Washer DIN 125, DIN 126, DIN 433
DIN 9021, DIN 1440
ISO 7089, ISO 7091
BS 4320
ASTM B18.21.1
IS 2016
DIN 125, DIN 126, DIN 433
DIN 9021, DIN 1440
ISO 7089, ISO 7091
BS 4320
ASTM B18.21.1
19 IS
DIN
ASTM
Pack Washer IS 6610
DIN 7989
ASTM B18.21.1
IS 6610
DIN 7989
ASTM B18.21.1
20 IS
DIN
ISO
ASTM
ASTM
Heavy Washer IS 6649
DIN 6916
ISO 7415
F436M, F436
AS 1252
IS 6649
DIN 6916
ISO 7415
F436M, F436
AS 1252
21 IS
DIN
BS
ASTM
AS
Spring Washer IS 3063
DIN 267 PART-26
BS 4464
ASTM B18.21.1
AS 1968
IS 3063
DIN 127, DIn 7980/ DIN 6796
BS 4464
ASTM B18.21.1
AS 1668